Ambrose

Aurelius Ambrosius (340-397), later known as Saint Ambrose, was Archbishop of Milan from 374 to 397, succeeding Auxentius of Milan and preceding Simplician.

Biography
Aurelius Ambrosius was born in Augusta Treverorum, Gallia Belgica, Roman Empire (now Trier, Germany) in 340. He was the brother of Saint Marcellina and Satyrus of Milan, also venerated as saints. After the death of his father, Ambrose went to Rome to study literature, law, and rhetoric, and he followed his father's footsteps and entered public service. In 372, he became Governor of Liguria and Emilia, headquartered in Milan. However, he was made Bishop of Milan by public acclamation in 374, and he fostered the persecutions of Arians, Jews, and pagans in the city. He was also one of the four original Doctors of the Church, and was the patron saint of Milan. He was notable for his influence on Augustine of Hippo, whom he converted. Ambrose died in 397.